The Filter Element,intake Air Cleane, cataloged under National Stock Number 2940-00-978-9497, is classified within Federal Supply Class 2940 (Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Wix Corp. The record lists 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Filter Element,intake Air Cleane |
| FSC / FSG | 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft (FSG 29) |
| Manufacturers | Wix Corp (CAGE 79396); Baldwin Filters (CAGE 12658); Genuine Parts Company Div Automotive Parts Group, Dba Napa (CAGE 0HYJ6); Honeywell International Inc Dba Honeywell Div Consumer Products Group (CAGE 73370); Arvinmeritor Inc (CAGE 64829) |
| Parameter | Value |
|---|---|
| NSN | 2940-00-978-9497 |
| Primary Part Number | 42203 |
| Item Name | Filter Element,intake Air Cleane |
| FSC / FSG | 2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft |
| Manufacturer | Wix Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 42203 PRIMARY | Wix Corp (USA) |
| PA-1631S PRIMARY | Baldwin Filters (USA) |
| 2203 | Genuine Parts Company Div Automotive Parts Group, Dba Napa (USA) |
| CA288 PRIMARY | Honeywell International Inc Dba Honeywell Div Consumer Products Group (USA) |
| AF-731 | Arvinmeritor Inc (USA) |
| DT1203 | Wix Corp (USA) |
| AF-2111 PRIMARY | Deluxe Products Div Walker Mfg Co (USA) |
| 5L1203 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| P18-1109 | 5/9 Secondary reference Donaldson Company, Inc. |
| 2203 | 5/9 Secondary reference National Automotive Parts Assn/napa/ |
| A264C | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
| A264C | 5/9 Secondary reference General Motors Llc Dba General Motors |
| HDA-1203 | 5/9 Secondary reference Heavy Duty Air Inc |
| P10-0421 | 5/9 Secondary reference Donaldson Company, Inc. |
| PMA-4L4719 | 5/9 Secondary reference Parma Industries Inc |
| ARM1418S | 5/9 Secondary reference Air Refiner Inc |
| IPD5L1203 | 5/9 Secondary reference Industrial Parts Depot, Llc Dba Ipd |
NSN 2940-00-978-9497 is a Filter Element,intake Air Cleane, manufactured by Wix Corp, classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
NSN 2940-00-978-9497 has 8 manufacturer part numbers on file: 42203 (Wix Corp), PA-1631S (Baldwin Filters), 2203 (Genuine Parts Company Div Automotive Parts Group, Dba Napa), CA288 (Honeywell International Inc Dba Honeywell Div Consumer Products Group), AF-731 (Arvinmeritor Inc) and 3 more.
5 possible matches (shared part number, not a government interchangeability claim): 1680-01-113-8233, 5331-01-429-2592, 2520-01-434-1888. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.